#228BA5#228BA5

#228BA5 is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.1% C 0.098 H 219.0°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#228BA5
RGB	rgb(34, 139, 165)
HSL	hsl(192, 66%, 39%)
HSV	hsv(192, 79%, 65%)
CMYK	cmyk(79.4%, 15.8%, 0%, 35.3%)
CIE-LAB	lab(53.51, -19.69, -22.02)
CIE-LCH	lch(53.51, 29.54, 228.20°)
OKLab	oklab(59.13% -0.0761 -0.0616)
OKLCH	oklch(59.13% 0.098 219)
XYZ	xyz(16.6810, 21.5199, 38.8646)
Luminance	0.2152 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228BA5 #A53C22

analogous

#22A57E #228BA5 #224AA5

triadic

#228BA5 #A5228B #8BA522

tetradic

#228BA5 #7E22A5 #A53C22 #4AA522

square

#228BA5 #7E22A5 #A53C22 #4AA522

split-complementary

#228BA5 #A5224A #A57E22

monochromatic

#0D3640 #186072 #228BA5 #30B4D4 #63C6DF

Accessibility & contrast

On white

3.96

#228BA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#228BA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228BA5

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228BA5	#FFFFFF	#000000	##000000
##228BA5	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B87A6

Deuteranopia (green-blind)

#697AA5

Tritanopia (blue-blind)

#009493

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #228ba5;
/* rgb */ color: rgb(34, 139, 165);
/* oklch */ color: oklch(59.1% 0.098 219.0);

Tailwind

colors: {
  custom: {
    50: '#74adbf',
    500: '#228ba5',
    950: '#000000',
  },
}

SCSS

$custom: #228ba5;
$custom-light: #74adbf;
$custom-dark: #000000;

JSON

{
  "hex": "#228ba5",
  "rgb": {
    "r": 34,
    "g": 139,
    "b": 165
  },
  "hsl": {
    "h": 191.908,
    "s": 65.829,
    "l": 39.02
  },
  "oklch": {
    "l": 0.5913,
    "c": 0.09791,
    "h": 219
  },
  "luminance": 0.21522
}

Semantic roles & 50–950 ramp

primary

#228BA5

secondary

#C4735F

accent

#613FE9

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #228BA5

Body copy rendered with the generated semantic roles for this colour.

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